数学网站 www.aleks.com
Math games: http://www.mangusmath.com/math_links.htm Osborne link: http://usborne-quicklinks.com/usa/usa_entity_pages/usa_select_page.asp?lvl=1&menu=s70&id=1497 数学问答:http://mathforum.org/dr.math/ Fun practices: http://www.k111.k12.il.us/king/math.htm 免费 Math Worksheets: http://www.homeschoolmath.net/worksheets/ http://aaamath.com/
http://epgy.stanford.edu/
http://www.multipi.com/
http://www.beestar.org/index.jsp
http://www.beestar.org/index.jsp
这个是收费的:http://themathworksheetsite.com/
数独 (Sudoku puzzles) http://www.dailysudoku.co.uk/sudoku/index.shtml Griddlers http://www.griddlers.net/ Paint-by-numbers (same thing as griddlers) http://www.blindchicken.com/~ali/games/puzzles.html
各种逻辑游戏 (griddlers, cross-sums, sudoku, the other types of puzzles that give you pictures, mazes, etc.) http://conceptispuzzles.com/ 逻辑游戏 http://www.puzzles.com/Projects/LogicProblems.html
更多逻辑游戏 http://www.nickvautier.com/puzzles/ Nonograms (same thing as griddlers) http://www.geocities.com/activityworkshop/puzzlesgames/nonograms/
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